living organisms see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Superkingdom Eukaryotae see Domain Eukaryota Chatton, 1925
     Kingdom Animalia Linnaeus, 1758 - animals
       Subkingdom Eumetazoa Butschli, 1910 see [unranked] Eumetazoa Bütschli, 1910
         Phylum Chordata Bateson, 1885 - chordates
           Subphylum Vertebrata Cuvier, 1812 - vertebrates
             Class Reptilia Linnaeus, 1758 - reptiles
               Subclass Anapsida Osborn, 1903 - anapsids
                 Order Testudines Wagler, 1830 - turtles
                   Suborder Casichelydia (Gaffney, 1975) see Order Casichelydia Gaffney, 1975
                     Infraorder Cryptodira Cope, 1868 see Suborder Cryptodira Cope, 1868
                       Superfamily Testudinoidea Batsch, 1788
                         Family Testudinidae Batsch, 1788 - tortoises
                           01 Genus Geochelone Fitzinger, 1835
                           02 Genus Chersina Gray, 1831
                           03 Genus Homopsis
                           04 Genus Kinixys Bell, 1827
                           05 Genus Malacocherus see Genus Malacochersus Lindholm, 1929
                           06 Genus Psammobates Fitzinger, 1835
                           07 Genus Acinixys Siebenrock, 1902 see Subgenus Acinixys Siebenrock, 1902
                           08 Genus Pyxis Bell, 1827
                           09 Genus Testudo Linnaeus, 1758
                           10 Genus Gopherus Rafinesque, 1832